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Spiffe

Eric Petrusic

Orlando, FL, United States
Highest
2476
Jul 23, 2009
Lowest
1450
Sep 30, 2008
  • Training Time
  • Passed
  • Failed
7,387 Puzzles
3,728 50%
3,659 50%

Puzzle Themes

Category Score
Two Bishops Checkmate 88%
  • Two Bishops Checkmate
  • Attempts: 1
  • Passed: 1
  • Failed: 0
  • Avg Score: 88.00
Advanced Checkmates 88%
  • Advanced Checkmates
  • Attempts: 1
  • Passed: 1
  • Failed: 0
  • Avg Score: 88.00
Doubled Rook 60%
  • Doubled Rook
  • Attempts: 14
  • Passed: 8
  • Failed: 6
  • Avg Score: 60.36
Zugzwang 60%
  • Zugzwang
  • Attempts: 86
  • Passed: 52
  • Failed: 34
  • Avg Score: 60.03
Rooks on Seventh 60%
  • Rooks on Seventh
  • Attempts: 24
  • Passed: 13
  • Failed: 11
  • Avg Score: 59.54
Opposition 59%
  • Opposition
  • Attempts: 8
  • Passed: 4
  • Failed: 4
  • Avg Score: 59.13
Underpromotion 56%
  • Underpromotion
  • Attempts: 57
  • Passed: 27
  • Failed: 30
  • Avg Score: 56.05
Endgame Tactics 56%
  • Endgame Tactics
  • Attempts: 621
  • Passed: 332
  • Failed: 289
  • Avg Score: 55.90
Stalemate 56%
  • Stalemate
  • Attempts: 95
  • Passed: 44
  • Failed: 51
  • Avg Score: 55.67
Passed Pawns 55%
  • Passed Pawns
  • Attempts: 60
  • Passed: 30
  • Failed: 30
  • Avg Score: 55.35
Exchange Sacrifice 55%
  • Exchange Sacrifice
  • Attempts: 190
  • Passed: 100
  • Failed: 90
  • Avg Score: 55.08
Defense 55%
  • Defense
  • Attempts: 744
  • Passed: 412
  • Failed: 332
  • Avg Score: 54.61
Fork / Double Attack 54%
  • Fork / Double Attack
  • Attempts: 1352
  • Passed: 743
  • Failed: 609
  • Avg Score: 54.49
Promotion 54%
  • Promotion
  • Attempts: 513
  • Passed: 274
  • Failed: 239
  • Avg Score: 54.48
Hanging Piece 54%
  • Hanging Piece
  • Attempts: 693
  • Passed: 396
  • Failed: 297
  • Avg Score: 53.91
Queen Sacrifice 53%
  • Queen Sacrifice
  • Attempts: 494
  • Passed: 265
  • Failed: 229
  • Avg Score: 53.13
Remove the Defender 53%
  • Remove the Defender
  • Attempts: 707
  • Passed: 378
  • Failed: 329
  • Avg Score: 52.83
Interference 53%
  • Interference
  • Attempts: 257
  • Passed: 136
  • Failed: 121
  • Avg Score: 52.79
Skewer 53%
  • Skewer
  • Attempts: 287
  • Passed: 153
  • Failed: 134
  • Avg Score: 52.62
Overloading 52%
  • Overloading
  • Attempts: 332
  • Passed: 175
  • Failed: 157
  • Avg Score: 52.45
Sacrifice 52%
  • Sacrifice
  • Attempts: 440
  • Passed: 225
  • Failed: 215
  • Avg Score: 52.31
Simplification 52%
  • Simplification
  • Attempts: 319
  • Passed: 169
  • Failed: 150
  • Avg Score: 52.21
Pin 52%
  • Pin
  • Attempts: 1030
  • Passed: 545
  • Failed: 485
  • Avg Score: 52.19
Vulnerable King 52%
  • Vulnerable King
  • Attempts: 969
  • Passed: 497
  • Failed: 472
  • Avg Score: 51.68
Trapped Piece 51%
  • Trapped Piece
  • Attempts: 398
  • Passed: 212
  • Failed: 186
  • Avg Score: 51.42
En passant 51%
  • En passant
  • Attempts: 29
  • Passed: 15
  • Failed: 14
  • Avg Score: 51.38
Mating Net 51%
  • Mating Net
  • Attempts: 1439
  • Passed: 707
  • Failed: 732
  • Avg Score: 50.73
Decoy / Deflection 51%
  • Decoy / Deflection
  • Attempts: 1166
  • Passed: 576
  • Failed: 590
  • Avg Score: 50.68
Zwischenzug 50%
  • Zwischenzug
  • Attempts: 410
  • Passed: 208
  • Failed: 202
  • Avg Score: 50.22
Mate in 2 50%
  • Mate in 2
  • Attempts: 481
  • Passed: 262
  • Failed: 219
  • Avg Score: 49.99
Battery 50%
  • Battery
  • Attempts: 16
  • Passed: 6
  • Failed: 10
  • Avg Score: 49.94
Basic Checkmates 50%
  • Basic Checkmates
  • Attempts: 287
  • Passed: 144
  • Failed: 143
  • Avg Score: 49.89
Attacking Castled King 50%
  • Attacking Castled King
  • Attempts: 430
  • Passed: 208
  • Failed: 222
  • Avg Score: 49.75
Mate in 3+ 49%
  • Mate in 3+
  • Attempts: 1415
  • Passed: 662
  • Failed: 753
  • Avg Score: 49.29
Discovered Attack 49%
  • Discovered Attack
  • Attempts: 662
  • Passed: 319
  • Failed: 343
  • Avg Score: 48.76
Clearance Sacrifice 48%
  • Clearance Sacrifice
  • Attempts: 435
  • Passed: 205
  • Failed: 230
  • Avg Score: 48.32
Desperado 48%
  • Desperado
  • Attempts: 116
  • Passed: 57
  • Failed: 59
  • Avg Score: 47.56
Mate in 1 47%
  • Mate in 1
  • Attempts: 72
  • Passed: 40
  • Failed: 32
  • Avg Score: 47.49
Back Rank 47%
  • Back Rank
  • Attempts: 454
  • Passed: 210
  • Failed: 244
  • Avg Score: 46.96
X-Ray Attack 46%
  • X-Ray Attack
  • Attempts: 111
  • Passed: 51
  • Failed: 60
  • Avg Score: 46.42
Double Check 46%
  • Double Check
  • Attempts: 93
  • Passed: 41
  • Failed: 52
  • Avg Score: 46.24
Perpetual Check 46%
  • Perpetual Check
  • Attempts: 44
  • Passed: 18
  • Failed: 26
  • Avg Score: 46.18
Smothered Mate 46%
  • Smothered Mate
  • Attempts: 75
  • Passed: 35
  • Failed: 40
  • Avg Score: 46.16
4-Move Checkmate 44%
  • 4-Move Checkmate
  • Attempts: 115
  • Passed: 46
  • Failed: 69
  • Avg Score: 43.51
Bishop Pair 42%
  • Bishop Pair
  • Attempts: 11
  • Passed: 4
  • Failed: 7
  • Avg Score: 42.36
Knight Outpost 33%
  • Knight Outpost
  • Attempts: 16
  • Passed: 5
  • Failed: 11
  • Avg Score: 33.19
Opposite Colored Bishops 31%
  • Opposite Colored Bishops
  • Attempts: 1
  • Passed: 0
  • Failed: 1
  • Avg Score: 31.00
Windmill 31%
  • Windmill
  • Attempts: 24
  • Passed: 4
  • Failed: 20
  • Avg Score: 30.96

Recent Activity

Date ID Rating Moves Target Time My Time Avg Time Outcome My Rating
Jun 24, 2020 0977956 1887 0/3 0:31 1:19 1:09 (0% | -12)
2023
Jun 7, 2020 0979858 1753 3/3 0:26 0:14 0:44 (100% | +12)
2035
Apr 30, 2020 0479556 1793 0/2 0:20 1:09 1:22 (0% | -13)
2023
Apr 30, 2020 0482838 1764 2/2 0:19 0:21 1:07 (99% | +11)
2036
Apr 30, 2020 0770582 1783 5/5 0:40 0:23 1:37 (100% | +12)
2025
Apr 9, 2020 0163855 1931 0/3 0:33 0:27 0:59 (0% | -11)
2013
Apr 9, 2020 0530340 1787 0/3 0:27 1:09 0:55 (0% | -13)
2024
Apr 9, 2020 0363965 1413 3/3 0:14 0:25 0:54 (92% | +5)
2037
Apr 7, 2020 0519190 1734 0/4 0:31 0:30 0:58 (0% | -14)
2032
Apr 7, 2020 0765062 1757 1/3 0:25 1:01 1:23 (29% | -8)
2046
Apr 7, 2020 0520968 1773 0/4 0:32 0:14 0:59 (0% | -13)
2054
Apr 7, 2020 0774892 2018 4/4 0:43 0:25 1:05 (100% | +14)
2067
Apr 7, 2020 0692212 1830 3/3 0:28 0:46 0:50 (94% | +10)
2053
Mar 21, 2020 0538060 2404 0/3 0:49 0:54 1:45 (0% | -7)
2043
Mar 21, 2020 0668192 1972 2/2 0:24 0:12 0:34 (100% | +14)
2050
Mar 21, 2020 0570958 1857 2/2 0:22 0:41 0:58 (91% | +10)
2036
Mar 20, 2020 0695660 2098 0/3 0:38 0:18 1:03 (0% | -10)
2026
Mar 20, 2020 0545594 1804 3/3 0:28 0:32 0:40 (99% | +11)
2036
Mar 14, 2020 0483732 1936 0/2 0:23 0:16 1:59 (0% | -11)
2025
Mar 14, 2020 0556398 2000 3/3 0:35 0:32 1:16 (100% | +14)
2036
Mar 14, 2020 0771066 1854 5/5 0:44 0:34 1:08 (100% | +13)
2022
Mar 12, 2020 0043638 1821 0/2 0:21 0:49 0:54 (0% | -13)
2009
Mar 12, 2020 0660466 1837 3/3 0:30 0:21 1:04 (100% | +13)
2022
Mar 12, 2020 0765920 1900 2/3 0:32 0:42 0:44 (65% | +2)
2009
Mar 12, 2020 1160810 327 1/1 0:04 0:06 0:14 (95% | +1)
2007
Date ID Rating Theme Outcome
Date Result Longest Streak Highest Solved Avg Time per Puzzle
Jan 21, 2019 24 17 1384 0:11
Dec 18, 2018 27 21 1526 0:10
Dec 13, 2018 23 15 1262 0:09
Dec 13, 2018 17 17 902 0:08
Dec 13, 2018 20 10 1136 0:12
Dec 13, 2018 0 0 0 0:04
Dec 13, 2018 8 8 450 0:06
Dec 10, 2018 21 8 1011 0:10
Dec 5, 2018 16 15 847 0:08
Nov 24, 2018 21 17 1052 0:11
Nov 24, 2018 15 13 753 0:07

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